26 LIFE DEPENDS ON ADAPTATIONS 



Wright fierce 



This gentleman has a hobby. How many of his pets can you find ? 



they are found. Biologists call these fitnesses adaptations. 

 They are still uncertain just how these adaptations are 

 handed down to new generations of plants and animals 

 or just how it is that some plants and animals can adjust 

 themselves to new conditions of life. We may learn 

 more about this when we come ,to our study of biology. 

 For the present all we are concerned with is to learn a 

 little about adaptations in living things and to try to 

 understand how we, as living things, are fitted or adapted 

 to live in our surroundings. 



PROBLEM I. WHAT ARE ADAPTATIONS AND 

 WHAT DO THEY DO? 



What Are Adaptations ? Probably every boy and girl 

 who reads these lines has seen a porcupine, if not alive, 



